package com.xsd.rabbitmq.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


/**
 * @Description: rabbitmq配置类
 * @Author: zhoufuzong
 * @Created: 2021-03-14 16:12:04
 * @Version: 1.1.0
 */

@Configuration
public class RabbitMQConfig {

    // 交换机名称
    public static final String ITEM_TOPIC_EXCHANGE="item_topic_exchange";
    // 队列名称
    public static final String ITEM_QUEUE="item_queue";

    // 声明交换机
    @Bean("itemTopicExchange")
    public Exchange topicExchange(){
        return ExchangeBuilder.topicExchange(ITEM_TOPIC_EXCHANGE).durable(true).build();
    }

    // 声明队列
    @Bean("itemQueue")
    public Queue itemQueue(){
        return  QueueBuilder.durable(ITEM_QUEUE).build();
    }

    //绑定队列和交换机
   @Bean
   public Binding itemQueueExchange(@Qualifier("itemQueue") Queue queue,
                                    @Qualifier("itemTopicExchange")Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("item.#").noargs();
   }



}
